OpenSolaris Launch

1 files changed, 38 insertions, 0 deletions

diff --git a/usr/src/cmd/ssh/libssh/common/proxy-io.c b/usr/src/cmd/ssh/libssh/common/proxy-io.c
new file mode 100644
index 0000000000..c025f28f0a
--- /dev/null
+++ b/usr/src/cmd/ssh/libssh/common/proxy-io.c
@@ -0,0 +1,38 @@
+/*
+ * Copyright 2003 Sun Microsystems, Inc.  All rights reserved.
+ * Use is subject to license terms.
+ */
+
+#pragma ident	"%Z%%M%	%I%	%E% SMI"
+
+#include <stdio.h>
+#include <unistd.h>
+#include "proxy-io.h"
+
+int
+proxy_read_write_loop(int readfd, int writefd)
+{
+	int	rbytes, bytes_to_write, bytes_written;
+	char 	readbuf[BUFFER_SIZ];
+	char	*ptr;
+
+	rbytes = read(readfd, readbuf, sizeof (readbuf));
+
+	if (rbytes > 0) {
+		bytes_to_write = rbytes;
+		ptr = readbuf;
+		while (bytes_to_write > 0) {
+			if ((bytes_written =
+			    write(writefd, ptr, bytes_to_write)) < 0) {
+				perror("write");
+				return (0);
+			}
+			bytes_to_write -= bytes_written;
+			ptr += bytes_written;
+		}
+	} else if (rbytes <= 0) {
+		return (0);
+	}
+	/* Read and write successful */
+	return (1);
+}